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Pat. 10291135 United States, Int. Cl.22 H02M 3/335, H02M 1/00. Systems and methods for regulating power conversion systems operating in quasi-resonant mode : Appl. N 15/799936 : Filed 31.10.2017 : Pub. 14.05.2019 : / Qian Fang, Huawei Lv, Yuan Lin, Lieyi Fang ; Assignee On Bright Electronics Shanghai Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10291135/en?oq=US10291135.html (дата обращения: ДД.ММ.ГГГГ).